visual studio: Launch the Debugger Automatically

Windows Registry Editor Version 5.00

[HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\notepad.exe]
"debugger"="vsjitdebugger.exe"

import this to registry , just edit the appname. 

second thing is:

 

Control Panel->System->Advanced System Settings->On the Advanced tab, click Environment Variables

edit 'path', append the directory that contains this app , Use a semicolon to separate it